Filter basket



FIG. 1 is a front elevational view of the filter basket of the design.

FIG. 2 is a right side elevational view thereof, the left side being a mirror image thereof.

FIG. 3 is a top plan view of the filter basket; and,

FIG. 4 is a bottom plan view of the filter basket. 

The ornamental design for a filter basket, as shown and described. 